Four-row cylindrical roller bearings are designed to accommodate very heavy radial loads in combination with medium to high speeds. The AKMI assortment includes many designs and variants, such as bearings with a cage and full complement bearings. Depending on the configuration of the outer and inner rings, the bearings are available in locating as well as non-locating designs.
| Design variant/feature | BC4.4/WO |
| Bore type | Cylindrical |
| d | 440 mm | Bore diameter |
|---|---|---|
| D | 660 mm | Outside diameter |
| B | 340 mm | Total bearing width over inner ring(s) |
| C | 340 mm | Total bearing width over outer ring(s) |
| D1 | ≈ 579.8 mm | Outer ring shoulder diameter |
| F | 492 mm | Raceway diameter inner ring |
| r1,2 | min. 6 mm | Corner radius/chamfer inner ring |
| r3,4 | min. 6 mm | Chamfer dimension on the outer ring |
| Basic dynamic load rating | C | 7 210 kN |
|---|---|---|
| Basic static load rating | C0 | 13 700 kN |
| Fatigue load limit | Pu | 1 080 kN |
| Calculation factor | kr | 450 |
General bearing specifications
Bearing interfaces
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